CVE-2021-24965 : What You Need to Know
Discover the impact of CVE-2021-24965, a Stored Cross-Site Scripting vulnerability in Five Star Restaurant Reservations WordPress plugin. Learn about affected versions and mitigation steps.
The Five Star Restaurant Reservations WordPress plugin before version 2.4.8 is affected by a Stored Cross-Site Scripting vulnerability that allows authenticated users to execute malicious code, potentially leading to Cross-Site Scripting attacks.
Understanding CVE-2021-24965
This CVE ID pertains to a security vulnerability in the Five Star Restaurant Reservations WordPress plugin, allowing attackers to exploit a flaw in the rtb_welcome_set_schedule AJAX action.
What is CVE-2021-24965?
The CVE-2021-24965 vulnerability in the Five Star Restaurant Reservations plugin enables authenticated users, even with low privileges like subscribers, to execute Cross-Site Scripting attacks.
The Impact of CVE-2021-24965
Due to a lack of capability and Cross-Site Request Forgery (CSRF) checks, attackers can inject malicious scripts, posing a risk of performing unauthorized actions and compromising sensitive data.
Technical Details of CVE-2021-24965
This section outlines the specific technical aspects of the CVE.
Vulnerability Description
The vulnerability arises from insufficient capability and CSRF checks in the rtb_welcome_set_schedule AJAX action, allowing authenticated users to trigger XSS attacks.
Affected Systems and Versions
The issue affects Five Star Restaurant Reservations WordPress plugin versions prior to 2.4.8.
Exploitation Mechanism
Attackers with subscriber-level access can exploit the lack of sanitization and escaping to inject malicious scripts, potentially targeting admin users.
Mitigation and Prevention
To address CVE-2021-24965, immediate actions and long-term security practices are essential.
Immediate Steps to Take
It is crucial to update the Five Star Restaurant Reservations plugin to version 2.4.8 or newer to mitigate the vulnerability.
Long-Term Security Practices
Implement strict user role management, regularly monitor for unauthorized activities, and educate users on identifying and reporting suspicious behavior.
Patching and Updates
Regularly apply security patches and updates provided by the plugin vendor to safeguard against potential vulnerabilities.